268  
CDUS45 KCYS 042131  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
331 PM MDT FRI OCT 4 2019  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR OCTOBER 4 2019
 
 
VALID AS OF 0300 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1896 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 54 159 PM 88 1963 67 -13 47  
1905  
MINIMUM 43 154 AM 22 1999 34 9 31  
AVERAGE 49 51 -2 39  
 
PRECIPITATION (IN)  
TODAY 0.00 1.40 1930 0.04 -0.04 0.04  
MONTH TO DATE T 0.19 -0.19 0.04  
SINCE JAN 1 18.33 13.99 4.34 15.09  
 
DEGREE DAYS  
HEATING  
TODAY 16 14 2 26  
MONTH TO DATE 86 55 31 42  
SINCE SEP 1 200 263 -63 187  
SINCE JUL 1 224 300 -76 231  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 59 40 19 73  
SINCE JAN 1 516 563 -47 566    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 18.7  
 
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 900 AM  
LOWEST 76 1200 AM  
AVERAGE 85  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 90 1947  
1900  
MINIMUM TEMPERATURE (F) 33 18 1916  
 
 
SUNRISE AND SUNSET  
OCTOBER 4 2019.......SUNRISE 651 AM MDT SUNSET 628 PM MDT  
OCTOBER 5 2019.......SUNRISE 652 AM MDT SUNSET 626 PM MDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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